V4L/DVB (11373): v4l2-common: add explicit v4l2_device pointer as first arg to new_(probed)_subdev

The functions v4l2_i2c_new_subdev and v4l2_i2c_new_probed_subdev relied on
i2c_get_adapdata to return the v4l2_device. However, this is not always
possible on embedded platforms. So modify the API to pass the v4l2_device
pointer explicitly.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index 1613a0ab8b04..01302f19bc91 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -139,12 +139,14 @@ struct v4l2_subdev_ops;
 /* Load an i2c module and return an initialized v4l2_subdev struct.
    Only call request_module if module_name != NULL.
    The client_type argument is the name of the chip that's on the adapter. */
-struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter,
+struct v4l2_subdev *v4l2_i2c_new_subdev(struct v4l2_device *v4l2_dev,
+                struct i2c_adapter *adapter,
                 const char *module_name, const char *client_type, u8 addr);
 /* Probe and load an i2c module and return an initialized v4l2_subdev struct.
    Only call request_module if module_name != NULL.
    The client_type argument is the name of the chip that's on the adapter. */
-struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter,
+struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct v4l2_device *v4l2_dev,
+                struct i2c_adapter *adapter,
                 const char *module_name, const char *client_type,
                 const unsigned short *addrs);
 /* Like v4l2_i2c_new_probed_subdev, except probe for a single address. */